1 files changed, 42 insertions, 0 deletions
diff --git a/clang/test/Parser/objcxx11-attributes.mm b/clang/test/Parser/objcxx11-attributes.mm
new file mode 100644
index 00000000000..719cdcc32f4
--- /dev/null
+++ b/clang/test/Parser/objcxx11-attributes.mm
@@ -0,0 +1,42 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+@interface X {}
++ (X*) alloc;
+- (X*) init;
+- (int) getSize;
+- (void) setSize: (int) size;
+- (X*) getSelf;
+@end
+
+void f(X *noreturn) {
+  // An array size which is computed by a message send is OK.
+  int a[ [noreturn getSize] ];
+
+  // ... but is interpreted as an attribute where possible.
+  int b[ [noreturn] ]; // expected-warning {{'noreturn' only applies to function types}}
+
+  int c[ [noreturn getSize] + 1 ];
+
+  // An array size which is computed by a lambda is not OK.
+  int d[ [noreturn] { return 3; } () ]; // expected-error {{expected ']'}} expected-warning {{'noreturn' only applies}}
+
+  // A message send which contains a message send is OK.
+  [ [ X alloc ] init ];
+  [ [ int(), noreturn getSelf ] getSize ]; // expected-warning {{unused}}
+
+  // A message send which contains a lambda is OK.
+  [ [noreturn] { return noreturn; } () setSize: 4 ];
+  [ [bitand] { return noreturn; } () setSize: 5 ];
+  [[[[] { return [ X alloc ]; } () init] getSelf] getSize];
+
+  // An attribute is OK.
+  [[]];
+  [[int(), noreturn]];
+  [[class, test(foo 'x' bar),,,]];
+}
+
+template<typename...Ts> void f(Ts ...x) {
+  [[test::foo(bar, baz)...]];
+  [[used(x)...]];
+  [[x...] { return [ X alloc ]; }() init];
+}